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-rw-r--r--arch/x86/mm/init_32.c6
-rw-r--r--arch/x86/mm/init_64.c8
2 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 0a3707fb973..3f91bdc2097 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -1054,10 +1054,16 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
mr[i].page_size_mask);
#endif
+#ifdef CONFIG_X86_32
early_ioremap_page_table_range_init();
load_cr3(swapper_pg_dir);
+#endif
+#ifdef CONFIG_X86_64
+ if (!after_bootmem)
+ mmu_cr4_features = read_cr4();
+#endif
__flush_tlb_all();
if (!after_bootmem && table_end > table_start)
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index e4fadea2e52..5ecb23a57d2 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -832,8 +832,16 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
mr[i].page_size_mask);
#endif
+#ifdef CONFIG_X86_32
+ early_ioremap_page_table_range_init();
+
+ load_cr3(swapper_pg_dir);
+#endif
+
+#ifdef CONFIG_X86_64
if (!after_bootmem)
mmu_cr4_features = read_cr4();
+#endif
__flush_tlb_all();
if (!after_bootmem && table_end > table_start)